changing gentoo and nixpkgs modules to use the mii index based on cpu_vendor_id

Author: mboisson

modules/gentoo/2020.lua.core

@@ -60,7 +60,7 @@ elseif arch == "avx" then
 else
         setenv("PIP_CONFIG_FILE", "/cvmfs/soft.computecanada.ca/config/python/pip-gentoo.conf")
 end
-setenv("MII_INDEX_FILE", "/cvmfs/soft.computecanada.ca/custom/mii/data/" .. arch)
+setenv("MII_INDEX_FILE", "/cvmfs/soft.computecanada.ca/custom/mii/data/" .. arch .. "_" .. cpu_vendor_id)
 
 -- also make easybuild and easybuild-generated modules accessible
 prepend_path("PATH", "/cvmfs/soft.computecanada.ca/easybuild/bin")

modules/nixpkgs/16.09.lua.core

@@ -69,7 +69,7 @@ elseif arch == "avx" then
 else
         setenv("PIP_CONFIG_FILE", "/cvmfs/soft.computecanada.ca/config/python/pip.conf")
 end
-setenv("MII_INDEX_FILE", "/cvmfs/soft.computecanada.ca/custom/mii/data/" .. arch)
+setenv("MII_INDEX_FILE", "/cvmfs/soft.computecanada.ca/custom/mii/data/" .. arch .. "_" .. cpu_vendor_id)
 
 -- also make easybuild and easybuild-generated modules accessible
 prepend_path("PATH", "/cvmfs/soft.computecanada.ca/easybuild/bin")